OITracker Cboe delayed data

Contract OI history

Back to SYM

Jan 15, 2027 EXPIRATION

SYM $50.00 Put

SYM270115P00050000

Latest saved OI162Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
SYM $50.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 172860 2026-10-09: 172 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-15: 172 OI2026-10-16: 172 OI2026-10-20: 162 OI2026-10-23: 162 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

SYM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1620
Oct 20, 2026162-10
Oct 16, 20261720
Oct 15, 20261720
Oct 14, 20261720
Oct 13, 20261720
Oct 09, 2026172No prior observation